Petrography of the fuller's earth deposits, Olmstead, Illinois. : with a brief study of some non-Illinois earths /

Bibliographic Details
Main Author: Grim, Ralph E. (Ralph Early), 1902-
Format: Book
Language:English
Series:Report of investigations (Illinois State Geological Survey) ; no. 26.
Subjects:
Description
Item Description:At head of title: State of Illinois. Department of registration and education. Division of the State geological survey.
Physical Description:344-363 pages : illustrations
Bibliography:Bibliographical foot-notes.